Patio Salad - cooking recipe

Ingredients

1/2 cup vegetable oil
1/2 cup lemon juice
1 teaspoon sugar
1 teaspoon dry mustard
1 teaspoon Worcestershire sauce
1/4 teaspoon salt
1/4 teaspoon pepper
2 cups sliced mushrooms
1 cup pitted ripe olives, sliced
2 tablespoons parsley, minced
2 tablespoons green onions, minced
1/2 lb smoked sausage, coarsely chopped
1 head lettuce, shredded

Preparation

Combine oil, juice, sugar, mustard, Worcestershire sauce, salt and pepper.
Add to remaining ingredients except lettuce.
Chill several hours.
Serve over lettuce.